Alka-Seltzer Original is a multi-symptom effervescent tablet that dissolves in water to treat pain, heartburn, and acid indigestion. It uses a unique triple-action formula that combines aspirin (an NSAID for pain) with sodium bicarbonate and citric acid (antacids for stomach relief).
Core Information
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Active Ingredients per Tablet: Aspirin (324-325 mg), Citric Acid (1000 mg), Sodium Bicarbonate (1,916 mg).
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Primary Uses: Temporarily relieves headaches, body aches, minor arthritis pain, heartburn, acid indigestion, and sour stomach.
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How It Works: When dropped in water, the sodium bicarbonate and citric acid react to create the iconic "fizz" while forming sodium citrate, which quickly neutralizes stomach acid.
Dosage & Administration
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Adults (12 years and older): Dissolve 2 tablets fully in 4 ounces (about 100-120 ml) of water before drinking.
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Frequency: Can be taken every 4 hours as needed.
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Maximum Daily Dose: Do not exceed 8 tablets in a 24-hour period. For adults over 60 years, the limit is 4 tablets in 24 hours.
Safety & Warnings
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Aspirin Sensitivities: Because it contains aspirin, it is not suitable for individuals with aspirin allergies, bleeding disorders, or active stomach ulcers.
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Age Restrictions: Not recommended for children and teenagers under 16 years old due to the risk of Reye's syndrome.
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Sodium Warning: Each tablet contains a high amount of sodium (approx. 477-567 mg), which should be factored in if you are on a sodium-restricted diet or have high blood pressure.